"Тугарин" in Mythological Dictionary, E. Meletinsky (ed.) Soviet Encyclopedia (1991); Ivanov, V.V.; Toporov, V. N. Тугарин (in Russian). Archived from the original on 2016-03-05.
Afanas'ev, "312. Alyosha Popovich", Haney (2015) Afanasʹev, Aleksandr Nikolaevich (2015). "#312 Alyosha Popovich". In Haney, Jack V. (ed.). The Complete Folktales of A. N. Afanas'ev. Vol. 2. Univ. Press of Mississippi. ISBN978-1-4968-0275-0.
"[Turgarin] converted.. Vladimir's tsardom to the Latin faith" (#312, Haney (2015)) Afanasʹev, Aleksandr Nikolaevich (2015). "#312 Alyosha Popovich". In Haney, Jack V. (ed.). The Complete Folktales of A. N. Afanas'ev. Vol. 2. Univ. Press of Mississippi. ISBN978-1-4968-0275-0.
"Тугарин" in Mythological Dictionary, E. Meletinsky (ed.) Soviet Encyclopedia (1991); Ivanov, V.V.; Toporov, V. N. Тугарин (in Russian). Archived from the original on 2016-03-05.
web.archive.org
"Тугарин" in Mythological Dictionary, E. Meletinsky (ed.) Soviet Encyclopedia (1991); Ivanov, V.V.; Toporov, V. N. Тугарин (in Russian). Archived from the original on 2016-03-05.